Electrophoresis instrument



FIG. 1 is a perspective view of an electrophoresis instrument showing our new design;

FIG. 2 is a front elevational view thereof, shown with the cover in place;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof; and,

FIG. 5 is a left side elevational view thereof.

The surfaces or portions of the article not shown in the drawing or described in the specification forms no part of the claimed design. 

The ornamental design for a electrophoresis instrument, as shown and described. 